Seacliff Mechanical Services LLC

5.0 (1 reviews) via Google · checked Sep 8, 2026 Los Alamitos, California

10661 HUMBOLDT ST, Los Alamitos, CA 90720, USA

License checked License #1058395 7 yrs experience

Verify this license yourself at the California Contractors State License Board (CSLB).

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Seacliff Mechanical Services LLC puts AC Services at the center of its work, helping homeowners and businesses in Long Beach and Los Alamitos keep cooling systems dependable through hot Southern California summers. Customers in both communities can also rely on the company for a wide range of heating and climate control work.

Rating

5.0★

1 review

Local market — Los Alamitos

HVAC pros here

Have a website

27%

Cooling demand

1,126

Heating demand

1,217

Cooling/heating demand = annual degree days (NOAA). Electricity = state residential average (EIA).

Services Offered

AC Services in Los Alamitos Heating Services in Los Alamitos Commercial HVAC in Los Alamitos Ductwork Services in Los Alamitos Heat Pumps in Los Alamitos Furnace Services in Los Alamitos Thermostat Services in Los Alamitos Emergency HVAC in Los Alamitos Maintenance & Tune-up in Los Alamitos

Service Area

Long Beach, California Los Alamitos, California All of California

Location

About Seacliff Mechanical Services LLC

The company's service list includes Heating Services, Furnace Services, Heat Pumps, Commercial HVAC, Ductwork Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up. Residential and commercial projects follow a similar pattern: a technician inspects the equipment, checks airflow and controls, looks for worn or failing parts, and explains the options before any repair or replacement begins. Ductwork is evaluated for leaks and restrictions, while tune-ups focus on keeping systems efficient between seasons.

Seacliff Mechanical Services LLC holds California contractor license #1058395 and has been licensed since 2019. The company also has a 5.0-star rating on Google, based on one review. Prospective customers can read that feedback and review the license details for themselves before making a decision.

Long Beach and Los Alamitos share a coastal climate that can be humid in summer and mild in winter, which affects how systems wear over time. Comparing local pros is simpler when you ask about scope of work, written estimates, and licensing. For more information about HVAC contractors in the area, visit HVAC Service Fast.

Frequently Asked Questions

What services does Seacliff Mechanical Services LLC offer?

Seacliff Mechanical Services LLC offers AC Services, Heating Services, Commercial HVAC, Ductwork Services, Heat Pumps, Furnace Services, Thermostat Services, Emergency HVAC, and Maintenance & Tune-up. Contact the company directly to confirm which services fit your property.

Which areas does Seacliff Mechanical Services LLC serve?

Seacliff Mechanical Services LLC serves Long Beach and Los Alamitos in California. Check with the company to confirm whether your address falls within its service area.

How do I choose a licensed, insured HVAC contractor in Long Beach?

Start by verifying the contractor's license number on the California Contractors State License Board website. Ask for proof of liability and workers' compensation insurance before work begins.

What should I check before hiring an HVAC professional?

Request written estimates that break down labor, parts, and warranty terms, and compare at least two or three quotes. Read recent customer reviews and ask how the company handles emergency calls and follow-up service.

What are signs it is time to call an HVAC professional?

Call a professional if your system short cycles, makes grinding or banging noises, blows warm air when cooling, or your energy bills rise without explanation. Uneven temperatures between rooms and frequent thermostat problems also warrant an inspection.

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This business also has a 5.0★ rating from 1 Google reviews.

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